Common Seal vs triangular-leaved thread moss

Phoca vitulina compared with Meesia hexasticha

Key Differences

• Common Seal is Near Threatened while triangular-leaved thread moss is Vulnerable.

Taxonomic Classification

Rank	Common Seal	triangular-leaved thread moss
Kingdom	Animalia (动物界)	Plantae (植物)
Phylum	Chordata (脊索动物门)	Bryophyta
Class	Mammalia (哺乳動物)	Bryopsida (真藓纲)
Order	Pinnipedia (Seals & Sea Lions)	Splachnales (壶藓目)
Family	Phocidae (True Seals)	Meesiaceae
Genus	Phoca (Harbor Seals)	Meesia
Species	Phoca vitulina	Meesia hexasticha

Conservation Status

Common Seal

NT — Near Threatened

Population: ~500.0K

Trend: Stable →

triangular-leaved thread moss

VU — Vulnerable

Physical Characteristics

Attribute	Common Seal	triangular-leaved thread moss
Diet	Carnivore	—
Average Lifespan	30 years	—
Average Length	1.7 m	—
Average Weight	80.0 kg	—

Habitat & Geographic Range

Common Seal

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Found across Europe (7 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

triangular-leaved thread moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Seal

分布最广的鳍足类动物港海豹（Phoca vitulina）栖居于北大西洋和北太平洋温带及亚北极沿海水域。成体体重可达130千克，在海中捕食鱼类、鱿鱼和甲壳动物，并在沙滩或礁岩上休息，两者时间大致相当。大而富有表情的眼睛适应于弱光下的水下视觉。港海豹是虎鲸、鲨鱼和北极熊的重要食物来源。

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden